<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>产品月销量统计</title>
    <link rel="stylesheet" href="lab3-2.css">
</head>
<body>
    <div class="container">
        <header>
            <h1>产品月销量统计报表</h1>
            <p>统计周期：2023年4月-6月</p>
        </header>
        
        <table class="sales-table">
            <thead>
                <tr>
                    <th>产品名称</th>
                    <th>4月销量</th>
                    <th>5月销量</th>
                    <th>6月销量</th>
                    <th>季度总计</th>
                    <th>环比增长</th>
                </tr>
            </thead>
            <tbody>
                <tr>
                    <td>智能手机</td>
                    <td>1250</td>
                    <td>1380</td>
                    <td>1520</td>
                    <td>4150</td>
                    <td class="increase">+10.3%</td>
                </tr>
                <tr>
                    <td>笔记本电脑</td>
                    <td>860</td>
                    <td>920</td>
                    <td>980</td>
                    <td>2760</td>
                    <td class="increase">+6.5%</td>
                </tr>
                <tr>
                    <td>平板电脑</td>
                    <td>680</td>
                    <td>750</td>
                    <td>720</td>
                    <td>2150</td>
                    <td class="decrease">-4.0%</td>
                </tr>
                <tr>
                    <td>智能手表</td>
                    <td>530</td>
                    <td>590</td>
                    <td>670</td>
                    <td>1790</td>
                    <td class="increase">+13.6%</td>
                </tr>
                <tr class="total-row">
                    <td>合计</td>
                    <td>3320</td>
                    <td>3640</td>
                    <td>3890</td>
                    <td>10850</td>
                    <td class="increase">+6.9%</td>
                </tr>
            </tbody>
        </table>
        
        <div class="chart-placeholder">
            <h3>季度销量趋势图</h3>
            <div class="chart-bar">
                <div class="bar april" style="height: 85%"></div>
                <div class="bar may" style="height: 93%"></div>
                <div class="bar june" style="height: 100%"></div>
            </div>
            <div class="chart-labels">
                <span>4月 (3320)</span>
                <span>5月 (3640)</span>
                <span>6月 (3890)</span>
            </div>
        </div>
    </div>
    
    <footer>
        <p>数据统计截止日期：2023年6月30日</p>
    </footer>
</body>
</html>
    